JS1420: A Proposal to Modify a G-1 Aircraft with a Generator and Atmospheric Sampling Device, Offered in Response to Battelle Pacific Northwest Industries, 1989-10-19, Box: 16, Folder: 15. Shannon Engineering, Inc., records, 8746. Division of Rare and Manuscript Collections. https://aspace3-test.library.cornell.edu/repositories/2/archival_objects/766947 Accessed June 15, 2026.